111053144 has 32 divisors (see below), whose sum is σ = 212160000. Its totient is φ = 54486432.

The previous prime is 111053143. The next prime is 111053147. The reversal of 111053144 is 441350111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111053141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125327 + ... + 126209.

It is an arithmetic number, because the mean of its divisors is an integer number (6630000).

Almost surely, 2^111053144 is an apocalyptic number.

It is an amenable number.

111053144 is a deficient number, since it is larger than the sum of its proper divisors (101106856).

111053144 is a wasteful number, since it uses less digits than its factorization.

111053144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 111053144 is about 10538.1755536715. The cubic root of 111053144 is about 480.6662391851. Note that the first 3 decimals are identical.

The spelling of 111053144 in words is "one hundred eleven million, fifty-three thousand, one hundred forty-four".